000 003320000a22001450004500
008 140223b1965 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aH5 K5
082 _aH5 K5
100 _aColbert (E H)
700 _aKay (M)
245 _aStratigraphy and life history
260 _c1965
650 _aStratigraphy
999 _c156868
_d156868